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Service bulletins for the 2012 Buick Verano

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1487 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Software are shown. Show all

Bulletins, newest first
PIC5687D2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that loose connection between the vehicle and a Bluetooth phone. Technician will need to use a scan tool to check the "Firmware Over-the-Air" value. If the "Firmware Over-the-Air" value is up to date and customer's concern is still present contact General Motors Technical Assistance Center for further assistance.
PIC5491E2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle. If the OnStar system is still inoperative continue with published Service Information diagnostics. Technician may need to contact General Motors Technical Assistance Center depending on the STID, Station ID, or OnStar Customer Identifier.
PIC3011H2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have the OnStar system does not respond properly to some numbers and/or voice commands. Dealer should direct the customer to review the operational characteristics in the OnStar Users Guide.
PIP51842017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication advises the technician that when replacing the camshaft part number 12626660. Technician will need to ensure that the date code and the finish of the camshaft. If the cam is discolored or has chatter marks, have parts department send the cam back as (MR code7) new defective.
PIT4864F2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about a customer?s request to install OnStar Bluetooth. Dealer should be advised at this time, there are no provisions to add this option to vehicles that were not built with it.
PIC4801F2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Technician verifies there are no Diagnostic Trouble Codes are present in the Antilock Braking System and Vehicle Communication Interface Module of the vehicle. If no Diagnostic Trouble Codes found call OnStar using the Blue button on the OnStar key pad and ask the advisor for a turn by turn route. Also make a OnStar personal call and a call into the vehicle. If normal diagnostics do not lead to a resolution technician will need to call General Motors Technical Assistance Center for further assistance.
12187C2017-02-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. "12187C - CUSTOMER SATISFACTION PROGRAM (REVISED EXPIRATION DATE). CERTAIN VEHICLES THAT WERE SERVICED WITH AN INCORRECT CALIBRATION, MAY HAVE A CONDITION IN WHICH THE AUTOMATIC CRASH RESPONSE SYSTEM MAY NOT WORK AS INTENDED BECAUSE OF A SOFTWARE PROBLEM. THE AUTOMATIC CRASH RESPONSE SYSTEM IS INTENDED TO ENABLE THESE VEHICLES TO NOTIFY ONSTAR® IF THEY ARE INVOLVED IN CERTAIN TYPES OF CRASHES. THE SOFTWARE PROBLEM WE FOUND AFFECTS THE VEHICLE’S ABILITY TO NOTIFY ONSTAR® IN CRASHES THAT MEET THE SEVERITY PARAMETERS FOR AUTOMATIC CRASH NOTIFICATION BUT DO NOT TRIGGER AIRBAG DEPLOYMENT, SUCH AS CERTAIN REAR END CRASHES. IN CRASHES WITH AN AIRBAG DEPLOYMENT, THE AUTOMATIC CRASH RESPONSE SYSTEM WORKS AS DESIGNED. THIS CONDITION DOES NOT AFFECT THE DEPLOYMENT OF THE AIRBAGS OR THE SAFETY BELT PRETENSIONERS, WHICH REDUCE SLACK IN THE SAFETY BELT IMMEDIATELY AFTER IMPACT. THE AIRBAGS AND SAFETY BELT PRETENSIONERS WILL DEPLOY AS DESIGNED. A VEHICLE OCCUPANT WILL BE ABLE TO CONTACT AN ONSTAR® EMERGENCY ADVISOR BY PUSHING THE ONSTAR® EMERGENCY BUTTON. DEALERS ARE TO REPROGRAM THE SENSING AND DIAGNOSTIC MODULE (SDM)."
SB-06-08-47-001L2016-08-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS INFORMATIONAL BULLETIN PROVIDES WARRANTY INFORMATION ON USING THE SERVICE PROGRAMMING SYSTEM (SPS) FOR PROGRAMMING CONTROL MODULES
PI-06632012-04-11. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. BUICK/CHEVROLET/GMC: VEHICLES HAVE ISSUES WITH AUDIO BUTTON FUNCTION, LOW FUEL, FACTORY SETTINGS OPTION NOT WORKING OR INOPERABLE, CLOCK CAN NOT BE SET, AND SIGNAL FOR GPS IS LOST. *PE UPDATED 05/3/2013 *JS

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.